1139852495 has 8 divisors (see below), whose sum is σ = 1373274000. Its totient is φ = 908248000.

The previous prime is 1139852479. The next prime is 1139852513. The reversal of 1139852495 is 5942589311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1139852495 - 2⁴ = 1139852479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452870 + ... + 455379.

It is an arithmetic number, because the mean of its divisors is an integer number (171659250).

Almost surely, 2^1139852495 is an apocalyptic number.

1139852495 is a deficient number, since it is larger than the sum of its proper divisors (233421505).

1139852495 is an equidigital number, since it uses as much as digits as its factorization.

1139852495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908505.

The product of its digits is 388800, while the sum is 47.

The square root of 1139852495 is about 33761.7016010746. The cubic root of 1139852495 is about 1044.5988692642.

The spelling of 1139852495 in words is "one billion, one hundred thirty-nine million, eight hundred fifty-two thousand, four hundred ninety-five".